jingxuexiaohuiyiyanjiu，genjugongzuoxuyao，jingguoshijiang、tijian、kaochadenghuanjie，quedinghoumingjiaotongzhiweijianadapcnipinyongrenyuan，xianmianxiangshehuigongshi，gongshiqiwei7gegongzuori，zi2020nian7yue9riqi。
lianxidianhua：
加拿大pc
jianadapc
2020nian7yue9ri